CN218672049U - Light source assembly - Google Patents

Abstract

The present application provides a light source assembly. The light source component comprises a first circuit board, a second circuit board, a light emitting device, a driving device, a first electrical connecting piece and a second electrical connecting piece. The light-emitting device and the first electrical connecting piece are arranged on the first circuit board, and are positioned on the same side of the first circuit board; the driving device and the second electrical connecting piece are arranged on the second circuit board, and the first electrical connecting piece is electrically connected with the second electrical connecting piece. Through the first electric connection piece and the second electric connection piece, the electric connection between the first circuit board and the second circuit board reduces the installation difficulty and is beneficial to improving the production efficiency.

Description

Light source assembly

Technical Field

The application relates to the technical field of electronic equipment, in particular to a light source assembly.

Background

Light source modules are commonly used for illumination and decoration.

The light source module comprises a circuit board, a surface mount type light-emitting device and a direct insertion type device, wherein the surface mount type light-emitting device and the direct insertion type device are arranged on the circuit board. The surface mount type light-emitting device is directly attached to a bonding pad of the circuit board, so that the surface mount type light-emitting device and the bonding pad connected with the surface mount type light-emitting device are located on the same side of the circuit board. The mounting of the direct-insert type device needs to form a hole on the circuit board, and pins of the direct-insert type device penetrate through the circuit board and are connected with the bonding pads of the circuit board, so that the bonding pads connected with the direct-insert type device are located on two opposite sides of the circuit board.

In the related technology, in order to facilitate welding and reduce manufacturing cost, in the manufacturing process of the circuit board, the circuit board provided with the light-emitting device and the circuit board provided with the direct-insertion type device are welded on the same substrate, the substrate is separated to form two circuit boards after the substrate is manufactured, and after the two circuit boards are connected through a lead, one circuit board is turned over for 180 degrees and then installed.

However, due to the limitation of the wires, the circuit board is difficult to turn over, the assembly difficulty is high, and the production efficiency is low.

SUMMERY OF THE UTILITY MODEL

The application provides a light source component for solve the problem that the assembly difficulty of light source component is big in the correlation technique.

In one aspect, the present disclosure provides a light source assembly, including a first circuit board, a second circuit board, a light emitting device, a driving device, a first electrical connector and a second electrical connector, where the light emitting device and the first electrical connector are disposed on the same side of the first circuit board; the driving device and the second electrical connecting piece are arranged on the second circuit board, and the first electrical connecting piece is electrically connected with the second electrical connecting piece.

In the above embodiments, the first circuit board and the second circuit board are connected by the first electrical connector and the second electrical connector, and further, no conducting wire is required to be arranged between the first circuit board and the second circuit board. Specifically, before the first circuit board and the second circuit board are assembled, the first electrical connector and the second electrical connector are in a disconnected state. And the light-emitting device and the first electrical connecting piece are arranged on the same side of the first circuit board, so that the problem of 180-degree turnover wires does not exist in the process of assembling the first circuit board and the second circuit board, and the assembly difficulty of the first circuit board and the second circuit board is reduced beneficially.

In some alternative embodiments, the first electrical connector and the second electrical connector are detachably connected. Therefore, in the assembling process of the first circuit board and the second circuit board, the first electrical connecting piece and the second electrical connecting piece can be disconnected, the second circuit board can move more flexibly relative to the first circuit board, the second circuit board can be prevented from moving in the assembling process of the first circuit board and the second circuit board and being limited, the assembling difficulty of the first circuit board and the second circuit board can be favorably reduced, enough moving space can be provided for assembling equipment for assembling the first circuit board and the second circuit board, and the automatic operation in the production process of the light source assembly can be favorably realized. In addition, the first circuit board and the second circuit board are detachably connected through the first connecting piece and the second connecting piece, and therefore the first circuit board and the second circuit board can be separated under the condition that one of the first circuit board and the second circuit board needs to be overhauled.

In some alternative implementations, the first electrical connector includes a first connection portion and a first mounting pin, the first connection portion being configured to electrically connect with the second electrical connector; the first ends of the first mounting pins are electrically connected with the first connecting part, and the second ends of the first mounting pins are electrically connected with the first circuit board.

In the light source assembly, the first electrical connecting piece is arranged on one side, close to the light-emitting device, of the first circuit board, so that the first electrical connecting piece can be prevented from increasing the distance between the first circuit board and the mounting surface, and the assembly gap between the first circuit board and the mounting surface can be reduced beneficially.

In some alternative implementations, the first electrical connector may be mounted on a side of the first circuit board adjacent to the light emitting device.

In some optional implementations, the first mounting pin includes a mounting section and a connection section, and the mounting section is mounted on a surface of the first circuit board and electrically connected to the first circuit board; the first end of linkage segment links to each other with pasting the dress section, and the second end and the first connecting portion of linkage segment are connected.

In the light source assembly provided above, the mounting section is directly attached to the pad on the first circuit board. Therefore, the first mounting pins in this implementation may be mounted on the surface of the first circuit board.

In some optional implementations, the first connecting portion abuts against a surface of the first circuit board on the side where the light emitting device is mounted, and the second end of the connecting section is connected with a side wall of the first connecting portion.

In the light source module provided by the above, the first connecting portion is stopped against the surface of one side of the first circuit board where the light-emitting device is installed, which is beneficial to improving the assembling stability of the first connecting portion and the first circuit board, and in addition, is beneficial to improving the assembling compactness of the first connecting portion and the first circuit board, and reduces the dimension of the light source module in the thickness direction of the first circuit board.

In some optional implementations, the second electrical connector includes a second connecting portion and a second mounting pin, the second mounting pin is mounted on the second circuit board and electrically connected to the second circuit board, a first end of the second connecting portion is connected to the second mounting pin, and a second end of the second connecting portion is configured to be electrically connected to the first connecting portion.

In the light source module provided above, the second end of the second connecting portion is connected with the first connecting portion in an inserting manner and electrically connected, so that the difficulty of connecting or detaching the first electrical connecting piece and the second electrical connecting piece is reduced.

In some optional implementations, one of the first connection portion and the second connection portion is provided with an insertion pin, and the other one of the first connection portion and the second connection portion is provided with a jack, and the insertion pin is inserted into the jack to realize electrical connection.

The light source assembly is beneficial to improving the reliability of the electric connection of the first connecting part and the second connecting part.

In some alternative implementations, the number of the plug pins and the jacks is multiple. In a further optional implementation manner, the plurality of plug pins are arranged at intervals, the plurality of jacks are arranged at intervals, and one plug pin is correspondingly connected with one jack.

The light source subassembly that above-mentioned provided can realize many circuits through a plurality of grafting pins and jack and switch on, and then can adapt to the light source subassembly that the function increases gradually.

In some alternative implementations, the direction of extension of the plug pins and the orientation of the receptacles are parallel to the first or second circuit board. Illustratively, the second electrical connector and the driving device are disposed on the same side of the second circuit board, and the extending direction of the plug pins and the orientation of the jacks are both perpendicular to the first direction. The first direction is a thickness direction of the first circuit board or the second circuit board.

Among the above-mentioned light source subassembly that provides, the extending direction of grafting pin and the orientation of jack all are parallel with first circuit board or second circuit board, are of value to reducing the interval of first circuit board and second circuit board on the first direction, and then are of value to improving the compact of assembling between first circuit board and the second circuit board, are of value to the miniaturized design of light source subassembly.

In some alternative implementations, the second electrical connector and the driver device are both in-line devices. Further optionally, the second electrical connector and the driving device are both mounted on the second circuit board through a direct insertion type.

The light source component that above-mentioned provided is of value to the device that makes on the circuit board and is the formula device that cut straightly, and then is of value to the equipment degree of difficulty that reduces second electrical property connecting piece and drive device and second circuit board, is of value to the automatic assembly of realization second electrical property connecting piece, drive device and second circuit board.

In some optional implementations, the second connection portion is provided with an insertion pin, and the insertion pin extends along a thickness direction of the second circuit board; the first connecting portion is provided with a jack, and the jack is parallel to the inserting pin.

The light source assembly enables the plugging direction of the plugging pins and the plugging holes to be the same as the overlapping direction of the first circuit board and the second circuit board, and therefore the assembly difficulty between the first circuit board and the second circuit board is reduced beneficially.

In some optional implementations, the first circuit board includes a third connecting portion, the second circuit board includes a fourth connecting portion, and the fourth connecting portion is fastened to the third connecting portion. In some further optional implementations, the fourth connection portion overlaps a side of the third connection portion facing away from the light emitting device. In some optional implementations, the fourth connection portion is stacked on one side in the thickness direction of the third connection portion and connected to the third connection portion.

The light source component is beneficial to reducing the size of the light source component in the thickness direction of the first circuit board, and further beneficial to miniaturization design of the light source component.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

FIG. 1 is a first schematic view of a light source module according to some alternative embodiments of the present disclosure;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is an enlarged view at B of FIG. 1;

FIG. 4 is a cross-sectional view of the assembly of the third connector, the first circuit board and the second circuit board in some alternative embodiments of the present application;

FIG. 5 is a first schematic view of a first connector according to some alternative embodiments of the present application;

FIG. 6 is a second schematic view of a first connector according to some alternative embodiments of the present application;

FIG. 7 is a first schematic view of a second connector according to some alternative embodiments of the present application;

FIG. 8 is a first assembly view of a first connector and a second connector according to some alternative embodiments of the present application;

FIG. 9 is a second schematic view of a light source module according to some alternative embodiments of the present disclosure;

FIG. 10 is a third schematic view of a light source module according to some alternative embodiments of the present disclosure;

FIG. 11 is a first schematic diagram of the first circuit board and the second circuit board prior to separation in some alternative embodiments of the present application;

FIG. 12 is a second schematic diagram of the first circuit board and the second circuit board prior to separation in some alternative embodiments of the present application;

FIG. 13 is a schematic view of a first circuit board in some alternative embodiments of the present application;

FIG. 14 is a schematic view of a second circuit board in some alternative embodiments of the present application;

FIG. 15 is a third schematic illustration of a first connector according to some alternative embodiments of the present application;

FIG. 16 is a second schematic view of a second connector according to some alternative embodiments of the present application;

FIG. 17 is a second assembly view of the first and second attachment members in accordance with some alternative embodiments of the present application;

fig. 18 is an assembly view of a first connector, a second connector, a first circuit board and a second circuit board according to some alternative embodiments of the present application.

Description of reference numerals:

100-a first circuit board; 110-a third connection; 120-a first assembly aperture;

200-a second circuit board; 210-a fourth connection; 220-a second assembly hole;

300-a light emitting device;

400-a drive device;

500-a first electrical connector; 510-a first connection; 511-jack; 520-a first mounting pin; 521-a mounting section; 522-connecting segment;

600-a second electrical connector; 610-a second connection; 611-plug pins; 612-connecting pin; 620-second mounting pins;

700-third connecting member.

With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. The drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the concepts of the application by those skilled in the art with reference to specific embodiments.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

In a manufacturing process of a light source module in the related art, a substrate is divided into a first circuit board and a second circuit board, which are detachable, and are used for mounting a light emitting device and a driving device, respectively. In order to facilitate the uniform welding of the surface mount type light emitting device and the direct insertion type driving device, the bonding pads of the light emitting device and the driving device in the substrate are required to be arranged on the same side of the substrate, and thus the light emitting device and the driving device are respectively arranged on two opposite sides of the substrate. After the soldering process is completed, the first circuit board on which the light emitting device is mounted and the second circuit board on which the driving device is mounted on the same substrate need to be detached, and the light emitting device and the driving device can be located on the same side by turning over and reassembling.

Before the substrate is disassembled, a first circuit board provided with a light-emitting device and a second circuit board provided with a driving device are electrically connected by adopting wires, along with the increase of functions, the number of connecting wires is more and more, the connecting difficulty of the wires is increased, and the operation difficulty of the overturning and reassembling process after the substrate is disassembled is increased by the excessive wires; however, if the connection process of the wires is performed after the substrate is detached, the operation difficulty is increased because the electrical connection points of the wires are located on different sides of the substrate, and thus, a problem of low production efficiency caused by the connection of the wires is urgently needed to be solved in the related art.

To the above technical problem, the present application provides a light source subassembly, adopts electrical property connecting piece to replace the wire. Specifically, one of the two electrical connectors is arranged on the first circuit board, and the other electrical connector is arranged on the second circuit board, so that the first circuit board and the second circuit board are connected through the electrical connectors after assembly, and a wire is not required to be arranged, so that the difficulty in assembling the first circuit board and the second circuit board by the wire is avoided.

The following describes the technical solutions of the present application and how to solve the above technical problems with specific embodiments. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to fig. 1 to 18.

In some alternative embodiments, as shown in fig. 1 and 9, the present application provides a light source assembly comprising: the light emitting device includes a first circuit board 100, a second circuit board 200, a light emitting device 300, a driving device 400, a first electrical connector 500, and a second electrical connector 600.

In some alternative embodiments, the light emitting device 300 is used for emitting light, and the first circuit board 100 may provide a mounting base for the light emitting device 300 and the first electrical connector 500. Optionally, the light emitting device 300 and the first electrical connector 500 are disposed on the same side of the first circuit board 100. The driving device 400 is used for driving the light emitting device 300 to emit light, and the second circuit board 200 may provide a mounting base for the driving device 400 and the second electrical connector 600. Optionally, the driving device 400 and the second electrical connector 600 are located on the same side of the second circuit board 200.

Referring to fig. 11 and 12, the upper and lower sides of the first circuit board 100 are respectively the S11 side and the S12 side, and the upper and lower sides of the second circuit board 200 are respectively the S21 side and the S22 side.

In some alternative embodiments, as shown in fig. 1 and 9, the light emitting device 300 and the first electrical connector 500 are disposed on the S11 side of the first circuit board 100. Illustratively, the pads of the first circuit board 100 are located on the S11 side of the first circuit board 100. The light emitting device 300 and the first electrical connector 500 are fixed to the S11 side of the first circuit board 100 by surface mounting.

In some alternative embodiments, the driving device 400 and the second electrical connector 600 are disposed on the S22 side of the second circuit board 200. Illustratively, the pads of the second circuit board 200 are located on the S21 side of the second circuit board 200. The driving device 400 and the second electrical connector 600 are fixed to the second circuit board 200 in a direct-insert manner, and therefore the driving device 400 and the second electrical connector 600 are located on the S22 side of the second circuit board 200.

Referring to fig. 11 and 12, the first circuit board 100 and the second circuit board 200 are molded to a single integrated substrate. In the soldering process, the first circuit board 100 and the second circuit board 200 are not yet separated for the convenience of soldering. In this case, the S11 side of the first circuit board 100 and the S21 side of the second circuit board 200 are located on the same side of the substrate. The S22 side where the driving device 400 is located and the S11 side where the light emitting device 300 is located are located at both sides opposite to the substrate.

After the soldering is completed, a whole substrate may be separated into the first circuit board 100 and the second circuit board 200, so as to assemble the first circuit board 100 and the second circuit board 200. For example, the first circuit board 100 and the second circuit board 200 formed by substrate separation may refer to fig. 13 and 14.

Referring to fig. 9 and 10, in the assembly process, the first circuit board 100 and the second circuit board 200 are detached first, and then one of the first circuit board 100 and the second circuit board 200 is turned over by 180 ° so that the S11 side of the first circuit board 100 and the S22 side of the second circuit board 200 are located on the same side. Further, the second electrical connector 600 is electrically connected to the first electrical connector 500, so that data transmission or energy supply between the light emitting device 300 and the driving device 400 can be realized through the first electrical connector 500 and the second electrical connector 600.

In some optional embodiments, the second electrical connector 600 is detachably connected to the first electrical connector 500, so that the first electrical connector 500 and the second electrical connector 600 can be detached from each other.

In the above embodiment, the first circuit board 100 and the second circuit board 200 may be completely detached from each other. Therefore, in the manufacturing process, the substrate can be split into two completely independent first circuit board 100 and second circuit board 200. I.e. no wire connection between the first circuit board 100 and the second circuit board 200. Therefore, the movement between the first circuit board 100 and the second circuit board 200 is no longer limited by the length of the conductive wires, so the light source assembly provided by the embodiment of the present application is beneficial to making the relative movement between the first circuit board 100 and the second circuit board 200 during the assembling process more flexible, and is further beneficial to reducing the assembling difficulty of the first circuit board 100 and the second circuit board 200.

In addition, this application light source subassembly in the in-process of making, first circuit board 100 and second circuit board 200 are same base plate, and the pad of first circuit board 100 and the pad of second circuit board 200 lie in same one side of base plate, and then only need form the pad in one side of base plate can, and then be of value to reducing the manufacturing difficulty of base plate. After the welding is completed, as shown in fig. 9 and 10, one of the first circuit board 100 and the second circuit board 200 may be turned over by 180 ° and then stacked and assembled, so that the light emitting device 300, the driving device 400, the first electrical connector 500 and the second electrical connector 600 may all be located on the same side of the light source assembly, and further the driving device 400 may be prevented from increasing the distance between the second circuit board 200 and the mounting surface, which is beneficial to reducing the gap between the light source assembly and the mounting surface, and improving the compactness of the assembly between the light source assembly and the mounting surface. The installation surface may be, but is not limited to, a surface of a wall surface or a roof structure.

There are many ways of electrically connecting the first electrical connector 500 and the second electrical connector 600, such as plugging, abutting connection, and buckling connection, and the application does not limit the specific way of electrically connecting the first electrical connector 500 and the second electrical connector 600.

In some alternative embodiments, the first electrical connector 500 is attached to the surface of the first circuit board 100. Further alternatively, the first electrical connector 500 is mounted on the surface of the first circuit board 100 by surface mount technology.

In some alternative embodiments, the first electrical connector 500 includes a first connection portion 510 and a first mounting pin 520, and the first connection portion 510 is configured to be detachably connected to the second electrical connector 600. The first end of the first mounting pin 520 is electrically connected to the first connecting portion 510, and the second end of the first mounting pin 520 is electrically connected to the first circuit board 100. Optionally, the second end of the first mounting pin 520 is attached to the first circuit board 100 and electrically connected to the first circuit board 100. For example, the second end of the first mounting pin 520 may be attached to the first circuit board 100 by surface mount technology. In some further alternative embodiments, the light emitting device 300 is mounted to the first circuit board 100 by surface mount technology. Illustratively, the light emitting device 300 may be a chip type device. Alternatively, the light emitting device 300 may be a patch type LED lamp. In this embodiment, the first electrical connector 500 and the light emitting device 300 are both located on the S11 side of the first circuit board 100, which is beneficial to reducing the manufacturing difficulty of the first circuit board 100.

Referring to fig. 2, 5 and 6, in some alternative embodiments, the first mounting pin 520 includes a mounting segment 521 and a connecting segment 522. Optionally, the mounting section 521 is disposed along the surface of the first circuit board 100 in an extending manner, and the mounting section 521 is mounted on the surface of the first circuit board 100 and electrically connected to the first circuit board 100.

As shown in fig. 2, 5 and 6, in some alternative embodiments, the first end of the connecting section 522 is connected to the mounting section 521. The second end of the connecting segment 522 is biased to a side away from the first circuit board 100 relative to the mounting segment 521, and the second end of the connecting segment 522 is connected to the first connecting portion 510. As shown in fig. 2, the first connection portion 510 is stopped against the surface of the first circuit board 100 on the side where the light emitting device 300 is mounted, and the second end of the connection segment 522 is connected to the sidewall of the first connection portion 510. Illustratively, the second end of the connection segment 522 is connected to a sidewall of the first connection portion 510 perpendicular to the thickness direction of the first circuit board 100. In a further alternative embodiment, a side of the first connecting portion 510 close to the first circuit board 100 is stopped against the first circuit board 100. Optionally, one side of the first connection portion 510 close to the first circuit board 100 is fixed to the first circuit board 100 by adhesion.

In the above embodiment, the connection between the second end of the connection segment 522 and the sidewall of the first connection portion 510 can prevent the connection segment 522 from being located between the first connection portion 510 and the first circuit board 100, so that the first connection portion 510 can be attached to the surface of the first circuit board 100, and the stability and the assembly accuracy of the first connection portion 510 and the first circuit board 100 are improved.

Referring to fig. 2, 7 and 8, the second electrical connector 600 includes a second connection portion 610 and a second mounting pin 620. The second mounting pin 620 is mounted on the second circuit board 200 and electrically connected to the second circuit board 200, a first end of the second connecting portion 610 is connected to the second mounting pin 620, and a second end of the second connecting portion 610 is inserted into and electrically connected to the first connecting portion 510.

In some alternative embodiments, one of the first connection portion 510 and the second connection portion 610 is provided with a plug pin 611, the other is provided with a socket 511, and at least a portion of the plug pin 611 is inserted into the socket 511 and electrically connected with a hole wall of the socket 511. Illustratively, a conductive portion electrically connected to the first mounting pin 520 is disposed in the socket 511, and when the plug pin 611 is inserted into the socket 511, the plug pin 611 contacts the conductive portion in the socket 511, so as to electrically connect the plug pin 611 and the conductive portion, and further electrically connect the plug pin 611 and the first mounting pin 520. Further alternatively, the conductive portion in the insertion hole 511 may be a metal sheet disposed on an inner side wall or a bottom wall of the insertion hole 511.

In some further optional embodiments, a metal elastic sheet is disposed in the socket 511, so as to compensate for an assembly error between the plug pins 611 and the socket 511 through deformation of the metal elastic sheet, and improve reliability of electrical connection between the plug pins 611 and the conductive portion.

Referring to fig. 2 and 5 to 8, the number of the socket pins 611 and the number of the sockets 511 are plural. The plurality of plug pins 611 are arranged at intervals, the plurality of jacks 511 are arranged at intervals, and one plug pin 611 is correspondingly connected with one jack 511. Illustratively, the first connection portion 510 and the second connection portion 610 each have an insulating base, and the plurality of plug pins 611 are disposed on the insulating base of the second connection portion 610 at intervals. A plurality of insertion holes 511 are provided at intervals in the first connection portion 510. In the present embodiment, the plurality of plugging pins 611 and the plurality of plugging holes 511 can be used to realize the circuit communication between the first circuit board 100 and the second circuit board 200, so as to satisfy the connection between more circuits on the first circuit board 100 and the second circuit board 200, and further, the present embodiment is beneficial to being applied to a light source assembly with more functions.

As shown in fig. 1 and 2, the extension direction of the socket pins 611 and the orientation of the socket 511 are parallel to the first circuit board 100 or the second circuit board 200. After the first circuit board 100 and the second circuit board 200 are assembled to form the light source assembly, the first circuit board 100 and the second circuit board 200 have a height difference, and the height of the insertion pins 611 can be adjusted by setting the length of the connection pins 612, so that the insertion pins 611 can be inserted into the insertion holes 511, which is beneficial to the miniaturization and light-weight design of the light source module.

In some optional embodiments, a connection pin 612 is further disposed on the second connection portion 610. The extending direction of the connecting pins 612 is the thickness direction of the second circuit board 200. Illustratively, in a case where the third and fourth connection parts 110 and 210 are stacked in the first direction, the height of the insertion pins 611 is equal to that of the insertion holes 511 in the first direction, so that the insertion pins 611 are inserted into the insertion holes 511.

In some further alternative embodiments, the connection pins 612 correspond to the plug pins 611 one to one, and the connection pins 612 and the corresponding plug pins 611 are integrated into a single structure. For example, the connection pins 612 and the plug pins 611 may be formed by bending the pins on the second connection portion 610. This embodiment can adjust the height of the bending pins in the first direction of the first connection part 510 according to the height difference between the insertion holes 511 and the second connection parts 610 in the first direction after the first circuit board 100 and the second circuit board 200 are assembled, so that the heights of the insertion pins 611 and the insertion holes 511 in the first direction are equal.

In some alternative embodiments, the second electrical connector 600 further includes a second mounting pin 620. The number of the second mounting pins 620 is plural, and one plugging pin 611 corresponds to one second mounting pin 620. The second mounting pins 620 are disposed in the thickness direction of the second circuit board 200. The second connecting portion 610 abuts against the surface of the second circuit board 200. The second mounting pin 620 may be connected to the socket pin 611 through the second connection part 610. The second mounting pin 620 may be provided as an integral structure with the second connection part 610 and the socket pin 611. This embodiment is beneficial to simplify the structure of the second electrical connector 600, and is further beneficial to reduce the manufacturing difficulty of the second electrical connector 600. In addition, the second connecting portion 610 is stopped against the surface of the second circuit board 200, which is beneficial to reducing the size of the light source assembly in the thickness direction of the second circuit board 200, and is beneficial to the miniaturization and light-weight design of the light source module.

Referring to fig. 16 to 18, in other alternative embodiments, the extending direction of the plug pins 611 is the thickness direction of the second circuit board 200. The insertion hole 511 is oriented in the thickness direction of the first circuit board 100. This embodiment is advantageous for reducing the assembly difficulty.

Referring to fig. 16 and 18, the second mounting pins 620 are provided extending along a surface of the second circuit board 200 on a side facing away from the driving device 400. Optionally, the second mounting pin 620 is attached to the second circuit board 200.

Referring to fig. 15, 17 and 18, the first circuit board 100 is provided with an escape hole penetrating the first circuit board 100 in a thickness direction of the first circuit board 100, the escape hole being opposite to the insertion hole 511. The plug pins 611 pass through the avoiding holes, and at least a portion of the plug pins 611 is inserted into the socket 511 and electrically connected to the inner sidewall of the socket 511.

As shown in fig. 3 and 4, the first circuit board 100 and the second circuit board 200 are fixed in a staggered manner. The first circuit board 100 includes a third connection portion 110, the second circuit board 200 includes a fourth connection portion 210, and the fourth connection portion 210 is stacked on the third connection portion 110. In this embodiment, the first circuit board 100 and the second circuit board 200 are both annular circuit boards, the third connecting portion 110 is protruded on the inner edge of the first circuit board 100, and the fourth connecting portion 210 is protruded on the outer edge of the second circuit board 200.

The first circuit board 100 is provided with a first assembling hole 120, and the second circuit board 200 is provided with a second assembling hole 220. A first end of the third connector 700 extends through the first assembling hole 120 and is connected to the first circuit board 100, and a second end of the third connector 700 extends through the second assembling hole 220 and is connected to the second circuit board 200. Alternatively, the third connector 700 may be, but is not limited to, a rivet, a screw, and the like. In the present embodiment, the first assembling hole 120 is located at the third connecting portion 110, and the second assembling hole 220 is located at the fourth connecting portion 210.

In the embodiment, the second electrical connector 600 is disposed on the fourth connecting portion 210, and the first electrical connector 500 is disposed on the third connecting portion 110, which is favorable for improving the connection compactness between the first electrical connector 500 and the second electrical connector 600.

According to the present invention, the first electrical connector 500 is disposed on the first circuit board 100 on which the light emitting device 300 is mounted, and the second electrical connector 600 is disposed on the second circuit board 200 on which the driving device 400 is mounted, so that the first circuit board 100 and the second circuit board 200 can be electrically connected through the first electrical connector 500 and the second electrical connector 600 after being detached. After the connection method is adopted, the first circuit board 100 and the second circuit board 200 can be electrically connected by connecting the first electrical connecting piece 500 and the second electrical connecting piece 600 in the installation process after the substrate is detached, compared with the mode of adopting wire connection, the mode of adopting electrical connecting piece connection ensures that the installation of the first circuit board 100 and the second circuit board 200 after the substrate is detached is not limited by wires, the operation difficulty is reduced, and the production efficiency is improved.

Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the application being indicated by the following claims.

It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the application is limited only by the appended claims.

Claims (11)

1. A light source assembly, comprising: the light-emitting device comprises a first circuit board, a second circuit board, a light-emitting device, a driving device, a first electrical connecting piece and a second electrical connecting piece, wherein the light-emitting device and the first electrical connecting piece are arranged on the same side of the first circuit board;

the driving device and the second electrical connecting piece are arranged on the second circuit board, and the first electrical connecting piece is electrically connected with the second electrical connecting piece.

2. The light source assembly of claim 1, wherein the first electrical connector comprises a first connection portion and a first mounting pin, the first connection portion being configured to electrically connect with the second electrical connector;

the first ends of the first mounting pins are electrically connected with the first connecting part, and the second ends of the first mounting pins are electrically connected with the first circuit board.

3. The light source assembly of claim 2, wherein the first mounting pin comprises a mounting section and a connecting section, and the mounting section is mounted on the surface of the first circuit board and electrically connected with the first circuit board;

the first end of linkage segment with paste the dress section and link to each other, the second end of linkage segment with first connecting portion are connected.

4. The light source assembly of claim 2, wherein the second electrical connector comprises a second connecting portion and a second mounting pin, the second mounting pin is mounted on the second circuit board and electrically connected to the second circuit board, a first end of the second connecting portion is connected to the second mounting pin, and a second end of the second connecting portion is electrically connected to the first connecting portion.

5. The light source assembly according to claim 4, wherein one of the first connecting portion and the second connecting portion is provided with a plug pin, and the other one of the first connecting portion and the second connecting portion is provided with a socket, and the plug pin is inserted into the socket to realize electrical connection.

6. The light source assembly of claim 5, wherein the number of the socket pins and the socket holes is plural.

7. The light source assembly of claim 5, wherein the extension direction of the plug pins and the orientation of the receptacle are parallel to the first circuit board or the second circuit board.

8. The light source assembly of claim 7, wherein the second electrical connector and the driver component are mounted to the second circuit board in-line.

9. The light source assembly according to claim 5, wherein the second connecting portion is provided with the plug pins, and the plug pins extend in a thickness direction of the second circuit board; the first connecting portion is provided with the jack, and the jack orientation is parallel to the inserting pin.

10. The light source assembly according to any one of claims 1 to 9, wherein the first circuit board comprises a third connecting portion, and the second circuit board comprises a fourth connecting portion, and the fourth connecting portion is fixedly connected with the third connecting portion.

11. The light source assembly of claim 10, wherein the fourth connection portion overlaps a side of the third connection portion facing away from the light emitting device.

Images